1. Compute SHA-256 of OTSCanonicalRecord value → must equal OTSHash 2. Open OTSProofURL → extract Bitcoin block number → must equal OTSBitcoinBlock 3. GET OTSBitcoinBlockVerifyURL → block must exist at that height 4. Read CopyrightID inside OTSCanonicalRecord → must equal the CopyrightID above 5. GET OTSVerificationAPI → pre-computed 6-check result from server 6. If all match: this entity was registered on CopyrightChains at OTSTimestamp, independently verifiable on Bitcoin
Dual-chain trust anchor. Chain 1 (CopyrightChains): CopyrightID 0x09814a31bcfa0a52215c52816c382930b08b719c6dd3725e350537ac8e5695cc. Chain 2 (Bitcoin): anchored in block 954784 (2026-06-22T02:53:59Z). Bridge: the canonical record inside this Bitcoin proof contains the same CopyrightID. Verify: download https://artists.proofprofile.net/proofs/artist/f25a2d89-ccdf-4a35-9792-abf7617339fa.json and https://artists.proofprofile.net/proofs/artist/f25a2d89-ccdf-4a35-9792-abf7617339fa.ots, run `ots verify -f record.json proof.ots` (https://opentimestamps.org).
In Concert at the Grahamstown National Arts Festival 2005
Live at the National Arts Festival, Grahamstown
Catch You When You Sigh - Remastered 2025
House of Parliament Blues - Remastered 2025